EP1217003B8 - Process for the preparation of ethylenebis(methylphosphinic) acid - Google Patents

Process for the preparation of ethylenebis(methylphosphinic) acid Download PDF

Info

Publication number
EP1217003B8
EP1217003B8 EP01130045A EP01130045A EP1217003B8 EP 1217003 B8 EP1217003 B8 EP 1217003B8 EP 01130045 A EP01130045 A EP 01130045A EP 01130045 A EP01130045 A EP 01130045A EP 1217003 B8 EP1217003 B8 EP 1217003B8
Authority
EP
European Patent Office
Prior art keywords
acid
methylphosphinic
ethylenebis
preparation
preparing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
EP01130045A
Other languages
German (de)
French (fr)
Other versions
EP1217003B1 (en
EP1217003A1 (en
Inventor
Martin Dr. Sicken
Hans-Peter Schmitz
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
clariant Produkte Deutschland GmbH
Original Assignee
Clariant Produkte Deutschland GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Clariant Produkte Deutschland GmbH filed Critical Clariant Produkte Deutschland GmbH
Publication of EP1217003A1 publication Critical patent/EP1217003A1/en
Application granted granted Critical
Publication of EP1217003B1 publication Critical patent/EP1217003B1/en
Publication of EP1217003B8 publication Critical patent/EP1217003B8/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic System
    • C07F9/02—Phosphorus compounds
    • C07F9/28—Phosphorus compounds with one or more P—C bonds
    • C07F9/30—Phosphinic acids R2P(=O)(OH); Thiophosphinic acids, i.e. R2P(=X)(XH) (X = S, Se)
    • C07F9/305—Poly(thio)phosphinic acids

Abstract

The invention relates to a process for preparing ethanebis(methylphosphinic) acid which comprises reacting ethyne (acetylene) with methyl phophonous acid.The invention further relates to the use of the ethanebis(methylphosphinic) acid prepared by this process for preparing flame retardants or preparing other phosphorus-containing products.
EP01130045A 2000-12-23 2001-12-18 Process for the preparation of ethylenebis(methylphosphinic) acid Expired - Lifetime EP1217003B8 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10065054A DE10065054A1 (en) 2000-12-23 2000-12-23 Process for the production of ethanebis (methylphosphinic acid)
DE10065054 2000-12-23

Publications (3)

Publication Number Publication Date
EP1217003A1 EP1217003A1 (en) 2002-06-26
EP1217003B1 EP1217003B1 (en) 2006-02-01
EP1217003B8 true EP1217003B8 (en) 2006-05-03

Family

ID=7669012

Family Applications (1)

Application Number Title Priority Date Filing Date
EP01130045A Expired - Lifetime EP1217003B8 (en) 2000-12-23 2001-12-18 Process for the preparation of ethylenebis(methylphosphinic) acid

Country Status (6)

Country Link
US (1) US6600068B2 (en)
EP (1) EP1217003B8 (en)
JP (1) JP2002308891A (en)
AT (1) ATE316975T1 (en)
DE (2) DE10065054A1 (en)
ES (1) ES2256148T3 (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10309570B3 (en) * 2003-03-04 2004-09-02 Clariant Gmbh Modified polyethylene phosphinic acids and their salts
US7592382B2 (en) * 2004-11-22 2009-09-22 Sabic Innovative Plastics Ip B.V. Flame retardant poly(arylene ether)/polyamide compositions, methods, and articles
US7449507B2 (en) * 2004-11-22 2008-11-11 Sabic Innovative Plastics Ip B.V. Poly(arylene ether)/polyamide composition and method of making
CN102977588A (en) * 2004-11-22 2013-03-20 沙伯基础创新塑料知识产权有限公司 Method of making a flame retardant poly (arylene ether)/polyamide composition and the composition thereof
US20060167143A1 (en) * 2004-11-22 2006-07-27 General Electric Company Flame Retardant Poly(Arylene Ether)/Polyamide Composition
US7534822B2 (en) * 2004-11-22 2009-05-19 Sabic Innovative Plastics Ip B.V. Method of making a flame retardant poly(arylene ether)/polyamide composition
US20060111548A1 (en) * 2004-11-22 2006-05-25 Mark Elkovitch Method of making a flame retardant poly(arylene ether)/polyamide composition and the composition thereof
DE102006048698A1 (en) 2006-10-14 2008-04-17 Clariant International Limited ethylenediphosphinic
ATE526353T1 (en) * 2008-04-03 2011-10-15 Basf Se SOLID PHASE POLYMERIZATION PROCESS FOR POLYESTER WITH PHOSPHINIC ACID COMPOUNDS
WO2013045965A1 (en) 2011-09-28 2013-04-04 Italmatch Chemicals S.P.A. Halogen-free flame retardant polyesters composition
WO2013045966A1 (en) 2011-09-28 2013-04-04 Italmatch Chemicals S.P.A. Halogen-free flame retardant polyamides composition
DE102011121503A1 (en) * 2011-12-16 2013-06-20 Clariant International Ltd. Mixtures of dioshic acids and dialkylphosphinic acids, a process for their preparation and their use
DE102011121590A1 (en) * 2011-12-16 2013-06-20 Clariant International Ltd. Mixtures of diphosphinic acids and alkylphosphinic acids, a process for their preparation and their use
ES2656960T3 (en) 2013-12-12 2018-03-01 Italmatch Chemicals S.P.A Halogen-free flame retardant polyamide molding compositions with increased resistance to incandescent wire and fire
WO2020115522A1 (en) 2018-12-03 2020-06-11 Italmatch Chemicals S.P.A. Polyolefins halogen-free flame retardant moulding compositions comprising an inorganic hypophosphorous acid metal salt
US20220220384A1 (en) 2019-04-02 2022-07-14 Italmatch Chemicals S.P.A. Non-flammable hypophosphite metal salt based powders and their use as flame retardant ingredients

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2957931A (en) * 1949-07-28 1960-10-25 Socony Mobil Oil Co Inc Synthesis of compounds having a carbonphosphorus linkage
DE2158765C3 (en) 1971-11-26 1975-04-24 Benckiser-Knapsack Gmbh, 6802 Ladenburg Process for the production of alpha, omega-alkanediphosphonic acids
DE2236037C3 (en) 1972-07-22 1975-04-17 Farbwerke Hoechst Ag Vormals Meister Lucius & Bruening, 6000 Frankfurt Flame retardant threads and fibers made of polyester
US4001352A (en) * 1973-01-19 1977-01-04 Hoechst Aktiengesellschaft Process for the preparation of ethane-1,2-diphosphinic acid diesters
DE2302523C3 (en) * 1973-01-19 1982-04-08 Hoechst Ag, 6000 Frankfurt Process for the production of ethane-1,2-diphosphinic diesters
DE4430932A1 (en) 1994-08-31 1996-03-07 Hoechst Ag Flame retardant polyester molding compound

Also Published As

Publication number Publication date
ES2256148T3 (en) 2006-07-16
EP1217003B1 (en) 2006-02-01
EP1217003A1 (en) 2002-06-26
JP2002308891A (en) 2002-10-23
ATE316975T1 (en) 2006-02-15
US20020079480A1 (en) 2002-06-27
US6600068B2 (en) 2003-07-29
DE10065054A1 (en) 2002-07-04
DE50108846D1 (en) 2006-04-13

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